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  <title>Fetch the SNMP object which follows the given object id</title>
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  <div id="layout-content"><div id="function.snmpgetnext" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">snmpgetnext</h1>
  <p class="verinfo">(PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">snmpgetnext</span> &mdash; <span class="dc-title">
   Fetch the <acronym title="Simple Network Management Protocol">SNMP</acronym> object which follows the given object id
  </span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.snmpgetnext-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>snmpgetnext</strong></span>
    ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$host</code></span>
   , <span class="methodparam"><span class="type">string</span> <code class="parameter">$community</code></span>
   , <span class="methodparam"><span class="type">string</span> <code class="parameter">$object_id</code></span>
   [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$timeout</code><span class="initializer"> = 1000000</span></span>
   [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$retries</code><span class="initializer"> = 5</span></span>
  ]] ) : <span class="type">string</span></div>

  
  <p class="para rdfs-comment">
   The <span class="function"><strong>snmpgetnext()</strong></span> function is used to read the
   value of the <acronym title="Simple Network Management Protocol">SNMP</acronym> object that follows the specified 
   <code class="parameter">object_id</code>.
  </p>
 </div>

 
 <div class="refsect1 parameters" id="refsect1-function.snmpgetnext-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">host</code></dt>

     <dd>
<p class="para">The hostname of the <acronym title="Simple Network Management Protocol">SNMP</acronym> agent (server).</p></dd>

    
    
     <dt>
<code class="parameter">community</code></dt>

     <dd>
<p class="para">The read community.</p></dd>

    
    
     <dt>
<code class="parameter">object_id</code></dt>

     <dd>
<p class="para">The <acronym title="Simple Network Management Protocol">SNMP</acronym> object id which precedes the wanted one.</p></dd>

    
    
     <dt>
<code class="parameter">timeout</code></dt>

     <dd>
<p class="para">The number of microseconds until the first timeout.</p></dd>

    
    
     <dt>
<code class="parameter">retries</code></dt>

     <dd>
<p class="para">The number of times to retry if timeouts occur.</p></dd>

    
   </dl>

  </p>
 </div>

 
 <div class="refsect1 returnvalues" id="refsect1-function.snmpgetnext-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns <acronym title="Simple Network Management Protocol">SNMP</acronym> object value on success or <strong><code>FALSE</code></strong> on error.
   In case of an error, an E_WARNING message is shown.
  </p>
 </div>

 
 <div class="refsect1 examples" id="refsect1-function.snmpgetnext-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-5576">
    <p><strong>Example #1 Using <span class="function"><strong>snmpgetnext()</strong></span></strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$nameOfSecondInterface&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">snmpgetnetxt</span><span style="color: #007700">(</span><span style="color: #DD0000">'localhost'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'public'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'IF-MIB::ifName.1'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

   </div>
  </p>
 </div>

 
 <div class="refsect1 seealso" id="refsect1-function.snmpgetnext-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="snmpget.html" class="function" rel="rdfs-seeAlso">snmpget()</a> - 获取一个 SNMP 对象</span></li>
    <li class="member"><span class="function"><a href="snmpwalk.html" class="function" rel="rdfs-seeAlso">snmpwalk()</a> - 从代理返回所有的 SNMP 对象</span></li>
   </ul>
  </p>
 </div>

 
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